package com.sky.mapper;

import com.sky.dto.ShoppingCartDTO;
import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {


    //动态条件查询
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    //根据id修改商品数量
    @Update("update shopping_cart set number=#{number} where id=#{id}")
    void updateNumberById(ShoppingCart shoppingCart);

    //插入购物车数据
    @Insert("insert into shopping_cart(name, image, user_id, dish_id, setmeal_id, dish_flavor, amount, create_time,number)" +
            "values (#{name},#{image},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{amount},#{createTime},#{number})")
    void insert(ShoppingCart shoppingCart);

    @Delete("delete from shopping_cart where user_id=#{userID}")
    void clean(Long userId);
    /**
     * 根据id删除购物车数据
     * @param
     */
    @Delete("delete from shopping_cart where id = #{id}")
    void deleteById(Long id);


    /**
     * 批量插入购物车数据
     *
     * @param shoppingCartList
     */
    void insertBatch(List<ShoppingCart> shoppingCartList);
}
